31134506 has 16 divisors (see below), whose sum is σ = 50387400. Its totient is φ = 14343168.

The previous prime is 31134469. The next prime is 31134517. The reversal of 31134506 is 60543113.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 16883881 + 14250625 = 4109^2 + 3775^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23510 + ... + 24798.

Almost surely, 2^31134506 is an apocalyptic number.

31134506 is a deficient number, since it is larger than the sum of its proper divisors (19252894).

31134506 is a wasteful number, since it uses less digits than its factorization.

31134506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2233.

The product of its (nonzero) digits is 1080, while the sum is 23.

The square root of 31134506 is about 5579.8302841574. The cubic root of 31134506 is about 314.5917479302.

Adding to 31134506 its reverse (60543113), we get a palindrome (91677619).

The spelling of 31134506 in words is "thirty-one million, one hundred thirty-four thousand, five hundred six".